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Photochemical smog does not contain...

Photochemical smog does not contain

A

Ozone

B

Nox

C

PAN

D

Carbon monoxide

Text Solution

Verified by Experts

The correct Answer is:
D
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AAKASH SERIES-ENVIRONMENTAL ISSUES-Exercise-I (Air pollution)
  1. Acid rains are produced by

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  2. Which of the following is a secondary pollutant?

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  3. Photochemical smog does not contain

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  4. Statement- I : In the metropolitan cities of India, many children are ...

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  5. Observe the figure given below and select the correct statements . ...

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  6. Which one of the following pairs is mismatched ?

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  7. Identify the correctly matched pair

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  8. Recently Govt. of India has allowed mixing of alcohol in petrol. What ...

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  9. Which is not a control measure to reduce particulate matter in environ...

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  10. Which of the following is the most dangerous metal pollutant of automo...

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  11. Catalytic converter in vehicle is used for controlling:

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  12. Electrostatic precipitators are extensively employed to control

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  13. Euro-II (April 2000) is the emission norm for reducing

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  14. The most effective device to remove particulate matter from polluted ...

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  15. Use of CNG instead of diesel reduces air pollution because

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  16. Observe the following device. It is used to control

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  17. According to the Central Pollution Control Board, particles that are r...

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  18. Compressed natural Gas (CNG) is

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  19. Among the following which one causes more indoor chemical pollution ?

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  20. Catalytic converters are fitted into automobiles to reduce emission of...

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